title: Self-renewal in late-stage erythropoiesis.
abstract: Extensive in vitro self-renewal of proerythroblasts from the earliest period of definitive erythropoiesis, as reported by England and co-investigators in this issue of Blood, expands the potential role of self-renewal in mammalian hematopoiesis and suggests a possible source of blood cells for clinical treatments.
authors.affiliation: Vanderbilt University/Tennessee Valley Healthcare System, USA.
authors.forename: Mark J
authors.initials: MJ
authors.lastname: Koury